作者: Monk Erin
DOI:
关键词: Geology 、 Screw thread 、 Structural engineering 、 Section (archaeology) 、 Heel
摘要: A shoe 10 comprises a body 12 and heel 14. The 14 plurality of sections 16, 18, 20, with at least first section being fastened to second such that the length (height) can be altered. may one another by screw threads or complementary projections recesses. 20 telescopic retract within section. In embodiment (24, 26, figure 3) hinged another, alternatively whole (see 4). further detachable from another. addition, as separate embodiment, 12.